Lessons from Stuxnet

The article mentions that the malware such as Stuxnet can affect critical physical infrastructures that are controlled by software, which implies that threats might extend to real lives. Stuxnet differs from past malware in several ways. First, most malware tries to infect as many computers as possible, whereas Stuxnet appears to target industrial control systems and delivers its pay load under very specific conditions. Second, Stuxnet is larger and more complex than other malware. It cotains exploits for four vulnerabilities.